Ponencia
Analysis and Experimental Characterization of Idle Tones in 2nd-Order Bandpass Sigma-Delta Modulators - A 0.8μm CMOS Switched-Current Case Study
Autor/es | Rosa Utrera, José Manuel de la
Pérez Verdú, Belén Medeiro Hidalgo, Fernando Río Fernández, Rocío del Rodríguez Vázquez, Ángel Benito |
Departamento | Universidad de Sevilla. Departamento de Electrónica y Electromagnetismo |
Fecha de publicación | 2001 |
Fecha de depósito | 2019-09-03 |
Publicado en |
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ISBN/ISSN | 0-7803-6685-9 |
Resumen | Ths paper analyses the tonal behaviour of the quantization noise in 2nd-order bandpass SD modulators. The analysis previously performed for lowpass modulators is extended to the bandpass case. As a result, closed-form ... Ths paper analyses the tonal behaviour of the quantization noise in 2nd-order bandpass SD modulators. The analysis previously performed for lowpass modulators is extended to the bandpass case. As a result, closed-form expressions for the frequency of the idle tones are derived for different locations of the signal center frequency. The analytical results are validated through measurements from a silicon prototype realized using fully differential switched-current circuits in a standard 0.8μm CMOS technology. |
Identificador del proyecto | TIC 97-0580 |
Cita | Rosa Utrera, J.M.d.l., Pérez Verdú, B., Medeiro Hidalgo, F., Río Fernández, R.d. y Rodríguez Vázquez, Á.B. (2001). Analysis and Experimental Characterization of Idle Tones in 2nd-Order Bandpass Sigma-Delta Modulators - A 0.8μm CMOS Switched-Current Case Study. En The 2001 IEEE International Symposium on Circuits and Systems (IV-774-IV-777), Sydney, Australia: Institute of Electrical and Electronics Engineers. |
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